Back in 2004, we said:

...Like many other VW and Audi products, it includes both a Tiptronic gate to ‘manually’ select the gears through a plus/minus arrangement and a ‘Sport’ mode in which the upshift points are delayed for better performance. Delivering that power to the wheels is a permanent four-wheel-drive system that VW terms 4XMOTION. Depending on driving conditions, the system automatically controls the proportion of power going to the front and rear wheels, through a multi-plate center-differential clutch... Read More